Mobile device holder



FIG. 1 is a front isometric view of a mobile device holder showing our new design;

FIG. 2 is a rear isometric view thereof;

FIG. 3 is a front side view thereof;

FIG. 4 is a rear side view thereof;

FIG. 5 is a top side view thereof;

FIG. 6 is a bottom side view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof.

The broken lines immediately adjacent to the shaded area represent unclaimed boundaries of the design. All other broken lines in the figures depict portions of the mobile device holder that form no part of the claimed design. 

CLAIM The ornamental design for a mobile device holder, as shown and described. 